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One‐Pot Synthesis of Hierarchically Ordered Porous‐Silica Materials with Three Orders of Length Scale
Author(s) -
Sen Tapas,
Tiddy Gordon J. T.,
Casci John L.,
Anderson Michael W.
Publication year - 2003
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/anie.200351479
Subject(s) - interconnectivity , microscale chemistry , materials science , porosity , template , macropore , mesoporous material , porous medium , nanotechnology , mesoscale meteorology , scale (ratio) , microporous material , chemical engineering , composite material , computer science , chemistry , geology , mathematics , physics , organic chemistry , artificial intelligence , mathematics education , climatology , quantum mechanics , engineering , catalysis
An entirely synthetic method is used to produce hierarchically ordered porous silica materials in a one‐pot synthesis, with ordering on three different scales; that is, macropores (200–800 nm), interconnecting windows (70–130 nm), ordered mesoporous walls (80 nm) with narrow micropores (<2 nm) in the presence of multiple templates (see picture). At the macro‐ and mesoscale both ordering and size is controlled whilst at the microscale the interconnectivity is controlled.